7x+12y-6x+9y=

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Solution for 7x+12y-6x+9y= equation:


Simplifying
7x + 12y + -6x + 9y = 0

Reorder the terms:
7x + -6x + 12y + 9y = 0

Combine like terms: 7x + -6x = 1x
1x + 12y + 9y = 0

Combine like terms: 12y + 9y = 21y
1x + 21y = 0

Solving
1x + 21y = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-21y' to each side of the equation.
1x + 21y + -21y = 0 + -21y

Combine like terms: 21y + -21y = 0
1x + 0 = 0 + -21y
1x = 0 + -21y
Remove the zero:
1x = -21y

Divide each side by '1'.
x = -21y

Simplifying
x = -21y

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